Valve for a tube



FIG. 1 is a perspective view of a valve for a tube showing our newdesign.

FIG. 2 is a front elevational view thereof, the rear view being a mirrorimage thereof.

FIG. 3 is a side elevational view thereof, the opposite side view beinga mirror image thereof.

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The broken lines in the figures show boundaries of the invention andform no part of the claimed design.

The ornamental design for a valve for a tube, as shown and described.